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KR100222302B1 - 저항복비를 가지는 저온인성이 우수한 고강도 라인파이프강재 - Google Patents

저항복비를 가지는 저온인성이 우수한 고강도 라인파이프강재 Download PDF

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Publication number
KR100222302B1
KR100222302B1 KR1019960705573A KR19960705573A KR100222302B1 KR 100222302 B1 KR100222302 B1 KR 100222302B1 KR 1019960705573 A KR1019960705573 A KR 1019960705573A KR 19960705573 A KR19960705573 A KR 19960705573A KR 100222302 B1 KR100222302 B1 KR 100222302B1
Authority
KR
South Korea
Prior art keywords
ferrite
less
steel
low temperature
high strength
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
KR1019960705573A
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English (en)
Korean (ko)
Other versions
KR970702385A (ko
Inventor
히로시 다메히로
히토시 아사히
다꾸야 하라
요시오 데라다
Original Assignee
아사무라 타카싯
신닛뽄세이테쯔 가부시키카이샤
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP01730295A external-priority patent/JP3244984B2/ja
Priority claimed from JP01830895A external-priority patent/JP3244987B2/ja
Priority claimed from JP7072724A external-priority patent/JPH08269544A/ja
Priority claimed from JP7072725A external-priority patent/JPH08269545A/ja
Priority claimed from JP7072726A external-priority patent/JPH08269546A/ja
Priority claimed from JP19535895A external-priority patent/JP3262972B2/ja
Application filed by 아사무라 타카싯, 신닛뽄세이테쯔 가부시키카이샤 filed Critical 아사무라 타카싯
Publication of KR970702385A publication Critical patent/KR970702385A/ko
Application granted granted Critical
Publication of KR100222302B1 publication Critical patent/KR100222302B1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S148/00—Metal treatment
    • Y10S148/902—Metal treatment having portions of differing metallurgical properties or characteristics
    • Y10S148/909—Tube

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
KR1019960705573A 1995-02-03 1996-01-26 저항복비를 가지는 저온인성이 우수한 고강도 라인파이프강재 Expired - Lifetime KR100222302B1 (ko)

Applications Claiming Priority (13)

Application Number Priority Date Filing Date Title
JP01730295A JP3244984B2 (ja) 1995-02-03 1995-02-03 低降伏比を有する低温靱性に優れた高強度ラインパイプ用鋼
JP95-17302 1995-02-03
JP95-18308 1995-02-06
JP01830895A JP3244987B2 (ja) 1995-02-06 1995-02-06 低降伏比を有する高強度ラインパイプ用鋼
JP7072724A JPH08269544A (ja) 1995-03-30 1995-03-30 溶接部靭性の優れたｂ添加超高強度鋼管用鋼板の製造方法
JP95-72724 1995-03-30
JP7072725A JPH08269545A (ja) 1995-03-30 1995-03-30 溶接部靭性の優れたＭｏ添加超高強度鋼管用鋼板の製造方法
JP95-72725 1995-03-30
JP7072726A JPH08269546A (ja) 1995-03-30 1995-03-30 低温靭性の著しく優れた超高強度鋼板の製造方法
JP95-72726 1995-03-30
JP19535895A JP3262972B2 (ja) 1995-07-31 1995-07-31 低降伏比を有する低温靭性に優れた溶接性高強度鋼
JP95-195358 1995-07-31
PCT/JP1996/000157 WO1996023909A1 (fr) 1995-02-03 1996-01-26 Acier de canalisation extremement resistant possedant un rapport d'ecoulement peu eleve et une excellente resistance a basse temperature

Publications (2)

Publication Number Publication Date
KR970702385A KR970702385A (ko) 1997-05-13
KR100222302B1 true KR100222302B1 (ko) 1999-10-01

Family

ID=27548718

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019960705573A Expired - Lifetime KR100222302B1 (ko) 1995-02-03 1996-01-26 저항복비를 가지는 저온인성이 우수한 고강도 라인파이프강재

Country Status (9)

Country Link
US (1) US5755895A (fr)
EP (1) EP0757113B1 (fr)
KR (1) KR100222302B1 (fr)
CN (1) CN1148416A (fr)
AU (1) AU677540B2 (fr)
CA (1) CA2187028C (fr)
DE (1) DE69607702T2 (fr)
NO (1) NO964182L (fr)
WO (1) WO1996023909A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100925608B1 (ko) 2007-08-13 2009-11-06 주식회사 포스코 저온인성이 우수한 950ＭＰａ급 이상의 초고강도용접이음부
KR20180096784A (ko) * 2016-01-29 2018-08-29 제이에프이 스틸 가부시키가이샤 고강도·고인성 강관용 강판 및 그 제조 방법

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AU4496696A (en) 1996-08-21
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US5755895A (en) 1998-05-26
WO1996023909A1 (fr) 1996-08-08
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DE69607702T2 (de) 2000-11-23
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NO964182L (no) 1996-12-02
CN1148416A (zh) 1997-04-23
NO964182D0 (no) 1996-10-02

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